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Anatomy AOINAS pt 2 > Gluteal Region > Flashcards

Gluteal Region Flashcards

1
Q

Gluteus Maximus Origin

A

Ilium posterior to posterior
gluteal line; posterior surface of
sacrum and coccyx; and sacrotuberous
ligament

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2
Q

Gluteus Maximus Insertion

A

most fibers end in iliotibial
tract to lateral condyle of tibia; gluteal
tuberosity

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3
Q

Gluteus Maximus Innervation

A

Inferior gluteal nerve
(L5, S1, S2)

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4
Q

Gluteus Maximus Action

A

extend hip joint between
flexed and standing positions and
assists in its lateral rotation; steadies’
thigh and assists om rising for a sitting
position

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5
Q

Gluteus Maximus Arterial Supply

A

superior and inferior
gluteal arteries

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6
Q

Gluteus Medius Origin

A

external surface of ilium between anterior and posterior gluteal lines

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7
Q

Gluteus Medius Insertion

A

lateral surface of greater trochanter of femur

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8
Q

Gluteus Medius Innervation

A

Superior gluteal nerve (L4, L5, S1)

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9
Q

Gluteus Medius Action

A

abduct and anterior portions medially rotate hip joint; keep pelvis level
when opposite limb is elevated

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10
Q

Gluteus Medius Arterial Supply

A

superior gluteal artery

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11
Q

Gluteus Minimus Origin

A

external surface of ilium between anterior and inferior gluteal lines

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12
Q

Gluteus Minimus Insertion

A

anterior surface of greater trochanter of femur

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13
Q

Gluteus Minimus Innervation

A

Superior gluteal nerve (L4, L5, S1)

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14
Q

Gluteus Minimus Action

A

abduct and anterior portions medially rotate hip joint; keep pelvis level
when opposite limb is elevated

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15
Q

Gluteus Minimus Arterial Supply

A

superior gluteal artery

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16
Q

Piriformis Origin

A

anterior surface of 2nd -4th sacral
segments; superior margin of greater
sciatic notch and sacrotuberous ligament

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17
Q

Piriformis Insertion

A

superior border of greater
trochanter of femur

18
Q

Piriformis Innervation

A

anterior rami of S1 and S2

19
Q

Piriformis Action

A

laterally rotate extended hip
joint; abduct flexed hip joint; steady
femoral head in acetabulum (stabilizes
hip joint)

20
Q

Piriformis Arterial Supply

A

superior and inferior
gluteal arteries

21
Q

Superior Gemellus Origin

A

ischial spine

22
Q

Superior Gemellus Insertion

A

medial surface of
greater trochanter
(trochanteric fossa) of femur

23
Q

Superior Gemellus Innervation

A

Nerve to
obturator internus (L5, S1)

24
Q

Superior Gemellus Action

A

laterally rotate
extended hip joint; abduct
flexed hip joint; steady
femoral head in acetabulum
(stabilizes hip joint)

25
Q

Superior Gemellus Arterial Supply

A

inferior gluteal artery

26
Q

Obturator Internus Origin

A

pelvic surface of ilium and
ischium; obturator membrane

27
Q

Obturator Internus Insertion

A

medial surface of greater
trochanter (trochanteric fossa) of
femur

28
Q

Obturator Internus Innervation

A

Nerve to the obturator
internus (L5, S1)

29
Q

Obturator Internus Action

A

laterally rotate extended hip
joint; abduct flexed hip joint; steady
femoral head in acetabulum
(stabilizes hip joint)

30
Q

Obturator Internus Arterial Supply

A

obturator artery

31
Q

Inferior Gemellus Origin

A

ischial tuberosity

32
Q

Inferior Gemellus Insertion

A

medial surface of
greater trochanter
(trochanteric fossa) of femur

33
Q

Inferior Gemellus Innervation

A

Nerve to
quadratus femoris (L5, S1)

34
Q

Inferior Gemellus Action

A

laterally rotate
extended hip joint; abduct
flexed hip joint; steady
femoral head in acetabulum
(stabilizes hip joint)

35
Q

Inferior Gemellus Arterial Supply

A

medial
circumflex femoral artery

36
Q

Quadratus Femoris Origin

A

lateral border of ischial
tuberosity

37
Q

Quadratus Femoris Insertion

A

quadrate tubercle on
intertrochanteric crest of femur and
area inferior to it

38
Q

Quadratus Femoris Innervation

A

Nerve to quadratus
femoris (L5, S1)

39
Q

Quadratus Femoris Action

A

laterally rotates hip joint;
also pulls femoral head into
acetabulum to stabilize hip
joint/pelvis

40
Q

Quadratus Femoris Arterial Supply

A

medial circumflex
femoral and inferior gluteal arteries

Anatomy AOINAS pt 2 (7 decks)

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